Home / 418,741.59-577,834.95-227,750.88

Finding the Fourth Proportional to 418,741.59, 577,834.95 and 227,750.88

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Solution

The fourth proportional to 418,741.59, 577,834.95 and 227,750.88 is: 314,280.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,741.59 : 577,834.95 = 227,750.88 : x
  2. Step 2: Convert to fraction form
    418,741.59/577,834.95 = 227,750.88/x
  3. Step 3: Cross multiply
    418,741.59x = 577,834.95 × 227,750.88
  4. Step 4: Simplify right side
    418,741.59x = 131,602,418,357.26
  5. Step 5: Solve for x
    x = 131,602,418,357.26/418,741.59
  6. Step 6: Final answer
    x = 314,280.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.